You are at a party at Mary’s house. After you are blindfolded, an object (a key or a rabbit’s foot) is placed in your hand. Which spinal tracts carry the signals to the cortex that will allow you to...

You are at a party at Mary’s house. After you are blindfolded, an object (a key or a rabbit’s foot) is placed in your hand. Which spinal tracts carry the signals to the cortex that will allow you to differentiate between these objects, and what aspects of sensory perception are operating?

Mr. Jake was admitted to the hospital with excruciating pain in his left shoulder and arm. He was found to have suffered a heart attack. Explain the phenomenon of referred pain as exhibited by Mr. Jake.